/*-------------------导航-----------------*/
.heard{
    width: 100%;
    min-width:1200px;
    height:80px;

}
.logo{
    margin-left:130px;
}
.navUl{
    width: 570px;
    height: 20px;
    display: flex;
    text-align: center;
    margin-top:30px;
    margin-left: 350px;
}
.navUl>li{
    flex:1;
    height:20px;
    font-size:14px;
    line-height:20px;
}
.navUl>li>a:hover{
    color:#ff8b3e;
}
/*-------------------banner-----------------*/
.banner{
    background: url("../images/banner.png");
    background-size:cover;/*背景平铺*/
    min-height:570px;
    overflow:hidden;/*超出部分隐藏*/
    position:relative;
}
.mask{
    width: 100%;
    height: 570px;
    background:rgba(27,27,27,0.7);
}
/*-------------------banner文字-----------------*/
.banner_t{
    width:1200px;
    height: 300px;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -150px;
    margin-left: -600px;
}
.banner_t>p{
    font-size: 36px;
}

.p1{
    text-align: center;
    color: #ff8b3e;
}
.p2{
    text-align: center;
    font-size: 48px;
    margin-top: 30px;
    color: white;

}
.p3{
    text-align: center;
    margin-top: 30px;
    color: white;
}
.p4{
    text-align: center;
    color: #ff8b3e;
    font-size: 24px;
    margin-top: 80px;
}
.p4>span{
    margin-left: 30px;
}
/*-------------------标题01 公司简介-----------------*/

.titleOne{
    width: 1200px;
    height: 650px;
    margin-left: auto;
    margin-right: auto;
}
.t1{
    margin-top:75px;
}
.t2{
    width:600px;
    height:470px;
    margin-left: 80px;
    position: relative;
}
.tit1{
    margin-top: 75px;
}
.text{
    width: 510px;
    height: 150px;
    overflow: hidden;
    position:absolute;
    top: 50%;
    left:0;
    margin-top: 30px;
    font-size:14px;
    line-height:22px;
}
.t3{
    position: absolute;
    top: 0;
    right: 0;
}
/*-------------------标题02 服务宗旨-----------------*/
.titleTwo{
    width: 100%;
    height: 650px;
    background:#fafafc;
}
.tit2{
    margin-top: 75px;
    margin-left:200px;
}
.Two_left>ul{
    width: 200px;
    height: 220px;
    margin-top: 65px;
    margin-left: 250px;
}
.Two_left>ul>li{
    margin-top: 30px;
}

.Two_right{
    margin-top:75px;
    margin-right: 75px;
}
/*-------------------标题03 品牌推荐-----------------*/
.titleThree{
    width:100%;
    height: 650px;
    margin-left: auto;
    margin-right: auto;
}
.tit3{
    margin-left: 700px;
    margin-top: 75px;
}

/*-------------------------box--------------------------*/

/* 必要布局样式css */
.trade-black {          /* 外框 阴影*/
    height: 300px;
    background-color: #30383e;
    margin-top: 50px;
}

.trade-box {
    width: 1200px !important;
    margin: 0 auto;
    position: relative;
    transition: all .3s ease;
}
.trade-box-list {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}
.trade-box-item {
    flex: 1;
    text-align: center;
    position: relative;
    height: 300px;
    background: no-repeat center;
    background-size: 100% auto;
}

.trade-content .trade-box-item:before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    background-color: rgba(0,0,0,.6);
    transition: all .4s cubic-bezier(.4, 0, .2, 1);
}
.trade-content .trade-box-item .item-logo {           /*logo小标题位置*/
    position: relative;
    margin-top: 80px;
    transition: all .4s cubic-bezier(.4, 0, .2, 1);
}
.item-logo img {
    display: block;
    margin: 0 auto;
    max-width: 100%;
}
.item-title {
    font-size: 20px;
    font-weight: bold;
    color: #fff;
    padding: 20px 0;
    position: relative;
}

.trade-content .item-title:before {   /*短横*/
    content: "";
    position: relative;
    display: block;
    width: 20px;
    border-bottom: 2px solid #fff;
    margin: 0 auto 20px;
    transition: all .4s cubic-bezier(.4, 0, .2, 1);
}


.item-text {
    position: relative;
    transition: all .4s cubic-bezier(.4, 0, .2, 1);
    opacity: 0;
    margin-top: 10px;
}

.item-text p {
    color: #fff;
    font-size: 16px;
    margin-bottom: 5px;
}

.trade-content .item01 {
    background-image: url("../images/three1.png");
}
.trade-content .item02 {
    background-image: url("../images/three2.png");
}
.trade-content .item03 {
    background-image: url("../images/three3.png");
}
.trade-content .item04 {
    background-image: url("../images/three4.png");
}
.trade-content .item05 {
    background-image: url("../images/three5.png");
}
.trade-content .item06 {
    background-image: url("../images/three6.png");
}
.trade-content .item07 {
    background-image: url("../images/three7.png");
}


.trade-content .trade-box-item:hover .item-text {
    display: block;
    opacity: 1;
    margin-top: 0;
}
.trade-content .trade-box-item:hover:before {
    background-color: rgba(218, 124, 62, .9);
}
.trade-content .trade-box-item:hover .item-logo {
    margin-top: 50px;
}
.trade-content .trade-box-item:hover .item-title:before {
    opacity: 0;
    margin-bottom: 0;
}

/*----------------04 产品展示----------------*/
.titleFour{
    width: 100%;
    height: 650px;
    background:#fafafc;
    text-align: center;
}
.t4{
    margin-top: 75px;
}

/*--------------------轮播----------------------*/

.poster-main {
    position: relative;
    margin-left: auto;
    margin-right: auto;
    margin-top: 60px;
}
.poster-main a, .poster-main img { display: block; width: 100%; height: 100%;}
.poster-main img{ }
.poster-main .poster-list {
    width: 1000px;
    height: 500px;
}
.poster-main .poster-list .poster-item {
    width: 200px;
    height: 500px;
    position: absolute;
    left: 0;
    top: 0;

}
.poster-main .poster-btn {
    position: absolute;
    top: 0;
    cursor: pointer;
    filter: opacity(.5) brightness(1);
}
.poster-main .poster-btn:hover{ filter: opacity(1) brightness(2); }
.poster-main .poster-prev-btn {
    left: 0;
    background:url("../images/left.png") no-repeat center center;
}
.poster-main .poster-next-btn {
    right: 0;
    background: url("../images/right.png") no-repeat center center;
}
.poster-item-title{
    font-size: 14px;
    text-align: center;
    line-height: 48px;
    display: block;
}

/*-------------------------------------------footer------------------*/
footer{
    width: 100%;
    height: 100px;
    text-align: center;
    margin-top: 50px;
}
footer>p{
    margin-top: 10px;
    font-size: 12px;

}


/*-------------------------响应式-----------------------------------*/

























